As the world prepares for a new space race, the Biden Administration is calling on NASA to create a moon-based time standard. That's because time ticks by faster on the moon relative to Earth. The ...

It’s going to start getting crowded on the moon, and we’ll soon need a precise lunar timekeeping system, a shared clock, to coordinate missions and prevent disasters. Time moves a bit faster on the ...

The experts who maintain the ominous Doomsday Clock said Tuesday that humanity is still as close as ever to global catastrophe, which could involve nuclear war, climate change, or maybe even ...

Sign up for CNN’s Life, But Greener newsletter. Our limited newsletter series guides you on how to minimize your personal role in the climate crisis — and reduce ...

The hands of the Doomsday Clock are closer to midnight than ever before, with humanity facing a time of “unprecedented danger” that has increased the likelihood of a human-caused apocalypse, a group ...

The Doomsday Clock, a symbolic measure of humanity's proximity to catastrophic destruction, has been set at 89 seconds to midnight—the closest it has ever been, symbolizing humanity's shortest margin ...

Clocks on Earth are ticking a bit more regularly thanks to NIST-F4, a new atomic clock at the National Institute of Standards and Technology (NIST) campus in Boulder, Colorado. This month, NIST ...

Around the world, we are all controlled by the same, invisible force that tells us when to wake up, when to work, and even when to socialize: time. After this past year, the concept of time may seem ...